build(deps): bump @actions/core from 1.11.1 to 2.0.3

Bumps [@actions/core](https://github.com/actions/toolkit/tree/HEAD/packages/core) from 1.11.1 to 2.0.3.
- [Changelog](https://github.com/actions/toolkit/blob/main/packages/core/RELEASES.md)
- [Commits](https://github.com/actions/toolkit/commits/HEAD/packages/core)

---
updated-dependencies:
- dependency-name: "@actions/core"
  dependency-version: 2.0.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -13,7 +13,7 @@
     "author": "",
     "license": "MIT",
     "dependencies": {
-        "@actions/core": "^1.11.1",
+        "@actions/core": "^2.0.3",
         "@actions/glob": "^0.5.0",
         "@slack/web-api": "^7.13.0"
     },